Rename shaders, remove a dependency on Dodge.Data

src/Dodge/Data.hs

@@ -8,7 +8,6 @@ circular imports are scary.
 {-# LANGUAGE StrictData #-}
 module Dodge.Data 
     ( module Dodge.Data
-    , module Dodge.Data.Menu
     , module Dodge.Data.DamageType
     , module Dodge.Data.SoundOrigin
     , module Dodge.Creature.Data
@@ -58,6 +57,7 @@ data World = World
     , _cloudsZone           :: IM.IntMap (IM.IntMap (IM.IntMap Cloud))
     , _projectiles          :: IM.IntMap Projectile
     , _particles            :: ![Particle]
+    , _staticWalls          :: [Wall]
     , _walls                :: !(IM.IntMap Wall)
     , _wallsZone            :: (IM.IntMap (IM.IntMap (IM.IntMap Wall)))
     , _forceFields          :: IM.IntMap ForceField